Wörterbuch (en): Installation shaft
de:
Installationsschacht (m)
fr:
Conduit de montage (m)
it:
Pozzo di installazione (m)
es:
Pozo de montaje (m) / Pozo de acceso (m)
Vertical conduits that group the building services lines inside a building and guide them over several storeys. Shafts must be sealed off from the rest of the construction for fire protection.